40 lines
1.3 KiB
JavaScript
40 lines
1.3 KiB
JavaScript
"use strict";
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import fs from 'fs';
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import l from '../../Helpers/Log.mjs';
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import Terrain50 from 'terrain50';
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export default async function(settings) {
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if(typeof settings.cli.input !== "string") {
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l.error("Error: No input file specified (try --filename path/to/heightmap.asc)");
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process.exit(1);
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}
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if(typeof settings.cli.reference !== "string") {
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l.error("Error: No reference file specified (try --filename-reference path/to/another.asc)");
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process.exit(1);
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}
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if(typeof settings.cli.output !== "string") {
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l.error("Error: No output filename specified (try --filename-output path/to/file.asc)");
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process.exit(1);
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}
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l.log(`Reading input files`);
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let heightmap = Terrain50.Parse(await fs.promises.readFile(settings.cli.input, "utf-8")),
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reference = Terrain50.Parse(await fs.promises.readFile(settings.cli.reference, "utf-8"));
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l.log(`Trimming heightmap according to reference`);
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heightmap.trim(reference.meta);
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if(typeof settings.cli.replace !== "undefined") {
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let [old_value, new_value] = settings.cli.replace.split(/,/g).map((x) => parseInt(x, 10));
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l.log(`Replacing ${old_value} with ${new_value}`);
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heightmap.replace(old_value, new_value);
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l.log(`done`);
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}
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l.log(`Writing result to disk`);
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await heightmap.serialise(fs.createWriteStream(settings.cli.output));
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l.log(`Trimming complete!`);
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}
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